AYP/Poulan Authorized Substitution
The part number 539 11 05-91 has been changed to part number 539110591. While the new part may look different, this is a AYP/Poulan approved substitution.
Please note that the price and availability shown is for the new part number 539110591.
|Old Part Number||539 11 05-91|
|New Part Number||539110591|